Introdución
The ACEBEAM EC90 is a high-performance Everyday Carry (EDC) flashlight designed for various applications, offering a powerful beam, long range, and robust construction. This manual provides essential information for the safe and effective use of your EC90 flashlight.

Image: The ACEBEAM EC90 flashlight, showcasing its SFT-90X LED, magnetic tail, rechargeable battery, and USB-C charging capabilities, along with its 573-meter beam distance and 4300 lumens output.
O que hai na caixa
Upon unboxing your ACEBEAM EC90 flashlight, please verify that all the following components are included:
- EC90 Flashlight (Battery Included) x 1
- Funda x 1
- Cordón x 1
- O-rings x 2 (Spare)
- USB Cable (Type-C) x 1
- Manual de usuario x 1
Características
- Alto rendemento: Utilizes a single SFT-90X LED, delivering up to 4300 lumens and a 573-meter beam distance.
- Base magnética: Allows for hands-free operation by attaching to most metal surfaces.
- Rechargeable & Replaceable Battery: Features convenient USB-C charging and a user-replaceable battery for extended runtime.
- Indicador de batería: Integrated indicator provides timely reminders for recharging.
- Construción duradeira: IP68 rated for dustproof and waterproof performance, with 1.5m drop resistance.
- Deseño compacto: Weighs approximately 8.15 oz (231g) for easy portability.
- Two-Way Clip: Offers flexible vertical or horizontal attachment options.

Image: The EC90 flashlight submerged in water, illustrating its IP68 rating, and an image showing it dropped from 1.5 meters, highlighting its impact resistance.
Configuración
1. Instalación da batería
The EC90 flashlight comes with a battery pre-installed. Before first use, you must remove the insulating film from the battery. Unscrew the tail cap, remove the battery, peel off the protective film, and reinsert the battery with the positive (+) end facing towards the head of the flashlight. Screw the tail cap back on securely.
2. Carga inicial
It is recommended to fully charge the battery before the first use to ensure optimal performance and battery longevity. Refer to the 'Charging' section for detailed instructions.
Instrucións de funcionamento
The EC90 flashlight is operated via a single side switch. Familiarize yourself with the following operations:

Image: A diagram illustrating the various operational modes and controls of the EC90 flashlight, including lock/unlock, brightness levels, Ultra Low, Turbo, and Strobe modes.
Encendido/apagado
- Activar: Single press the side switch.
- Desactivar: Single press the side switch when the light is on.
Selección do nivel de brillo
When the flashlight is on, press and hold the side switch to cycle through brightness levels: Ultra-Low → Low → Med1 → Med2 → High. Release the switch to select the desired level. The flashlight will memorize the last used brightness level (except Turbo and Strobe).
Modos especiais
- Ultra Low Mode: From OFF, press and hold the side switch for 0.5 seconds to activate Ultra Low mode (5 lumens).
- Modo Turbo: Double press the side switch from any state (ON or OFF) to activate Turbo mode (4300 lumens). Double press again to return to the previous mode.
- Modo estroboscópico: Triple press the side switch from any state (ON or OFF) to activate Strobe mode (4300 lumens). Single press to turn off.
Función de bloqueo/desbloqueo
- Bloqueo: From OFF, press and hold the side switch for 3 seconds. The light will flash three times, indicating it is locked.
- Desbloquear: When locked, press and hold the side switch for 3 seconds. The light will flash three times and enter Ultra Low mode, indicating it is unlocked.
Cargando
The EC90 features a convenient USB-C charging port. Ensure the flashlight is turned off before charging.
- Localiza o porto de carga USB-C no corpo da lanterna.
- Connect the provided USB-C cable to the flashlight and plug the other end into a USB power source (e.g., wall adapter, computer, power bank).
- O indicador luminoso do interruptor mostrará o estado de carga:
- Luz vermella: Carga en curso.
- Luz verde: Carga completa.
- Unha vez cargado completamente, desconecta o cable USB-C.

Image: The EC90 flashlight with its USB-C charging port highlighted, showing the indicator light in red for charging and green for fully charged.
Indicador de nivel de batería
The indicator light on the switch also displays the battery level when the flashlight is in use:
- Luz azul: Nivel de batería > 30%.
- Luz vermella: Battery level 30% - 10% (low battery warning).
- Red Flash Light: Battery level < 10% (critical battery level).

Image: The EC90 flashlight displaying its battery level indicator, with explanations for blue, red, and flashing red lights corresponding to different charge percentages.
Mantemento
- Limpeza: Limpar o corpo da lanterna cun pano suave eamp pano. Non use produtos de limpeza ou disolventes abrasivos.
- Lubricación: Apply silicone grease to the O-rings periodically to maintain waterproof sealing. Replace O-rings if they appear damaged or worn.
- Coidado da batería: Se non vai usar a lanterna durante un período prolongado, retire a batería para evitar fugas. Garde a batería nun lugar fresco e seco.
- Temas: Manteña as roscas da tapa traseira limpas e lubricadas para garantir un funcionamento suave e un bo contacto eléctrico.
Resolución de problemas
| Problema | Causa posible | Solución |
|---|---|---|
| A lanterna non se acende | Batería baixa ou esgotada Insulating film not removed A batería inseriuse incorrectamente Tapón de cola solto Flashlight is locked | Cargue a batería Remove insulating film Reinsert battery with positive (+) end towards head Apretar a tapa da cola Unlock the flashlight (press and hold switch for 3s) |
| Light flickers or cuts out | Tapón de cola solto Contactos sucios Batería baixa | Apretar a tapa da cola Clean battery and flashlight contacts Cargue ou cambie a batería |
| Non se pode cargar | O cable USB non está conectado correctamente Cable USB ou fonte de alimentación defectuosa Problema de batería | Ensure secure connection Proba cun cable USB ou fonte de enerxía diferente Substitúe a batería se é necesario |
Especificacións

Image: A table detailing the technical parameters of the EC90 flashlight, including lumens, runtime, distance, and intensity for various modes (Ultra-Low, Low, Med1, Med2, High, Turbo, Strobe), as well as submersible depth and impact resistance.
| Parámetro | Valor |
|---|---|
| LED | 1 x SFT-90X LED |
| Saída máxima | 4300 lúmenes |
| Distancia máxima do feixe | 573 metros |
| Fonte de enerxía | Batería recargable de iones de litio (incluída) |
| Porto de carga | USB-C |
| Material | Aluminio |
| Resistencia á auga | IP68 (Submersible up to 2 meters) |
| Resistencia ao impacto | 1.5 metros |
| Dimensións (D x W x H) | 1.09" x 1.57" x 5.4" (27.8 mm x 40 mm x 137.5 mm) |
| Peso | 8.15 oz (231g) (including battery) |
Garantía e Soporte
ACEBEAM offers a 10-year warranty on the EC90 flashlight, covering manufacturing defects and material flaws under normal use. Please retain your proof of purchase for warranty claims.
For technical support, warranty service, or inquiries, please contact ACEBEAM customer service through their official websitio web ou o vendedor onde se comprou o produto.